OT-2026-000021527
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000021527) never changes.
Identity and time
| Publication number | OT-2026-000021527 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7c67-a75b-864f03258df6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021527 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8cd81a10b6e4c3e31cfc559a705aabbeeb3debf340e799cfe01b850ff87cb4d |
|---|---|
| Markdown | 16e8368e072dfd2bec3623c2ca4c812ffdb8a5074839387e1e3159f7490ec9ee |
| Publication page | 8e2b237e7bdc83f996272c9c8de326417bb583347a96cbbf6d57a543f6ae16e9 |
| Manifest | 06e772a3ecf55f763db645d78c1a17669d6361e9774e2bd90c8e65dd7a5c4211 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | BJv/evVBnecp7Y37ksB1mrxPmGCzo2e2XY74PWPR+V+bMMo1meh52dnkxQzPpO54f0vQVsDeD0i5QRhzsPqvDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:26.783157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021527observed 8e2b237e7bdc83f996272c9c8de32641...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:26.764572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021527/manifest.jsonobserved 06e772a3ecf55f763db645d78c1a1766...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.745196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021527/publication.mdobserved 16e8368e072dfd2bec3623c2ca4c812f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.725647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021527/publication.txtobserved f8cd81a10b6e4c3e31cfc559a705aabb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|